/**
 * Software License, Version 1.0
 * 
 * Copyright 2003 The Trustees of Indiana University.  All rights reserved.
 * 
 *
 *Redistribution and use in source and binary forms, with or without 
 *modification, are permitted provided that the following conditions are met:
 *
 *1) All redistributions of source code must retain the above copyright notice,
 * the list of authors in the original source code, this list of conditions and
 * the disclaimer listed in this license;
 *2) All redistributions in binary form must reproduce the above copyright 
 * notice, this list of conditions and the disclaimer listed in this license in
 * the documentation and/or other materials provided with the distribution;
 *3) Any documentation included with all redistributions must include the 
 * following acknowledgement:
 *
 *"This product includes software developed by the Community Grids Lab. For 
 * further information contact the Community Grids Lab at 
 * http://communitygrids.iu.edu/."
 *
 * Alternatively, this acknowledgement may appear in the software itself, and 
 * wherever such third-party acknowledgments normally appear.
 * 
 *4) The name Indiana University or Community Grids Lab or NaradaBrokering, 
 * shall not be used to endorse or promote products derived from this software 
 * without prior written permission from Indiana University.  For written 
 * permission, please contact the Advanced Research and Technology Institute 
 * ("ARTI") at 351 West 10th Street, Indianapolis, Indiana 46202.
 *5) Products derived from this software may not be called NaradaBrokering, 
 * nor may Indiana University or Community Grids Lab or NaradaBrokering appear
 * in their name, without prior written permission of ARTI.
 * 
 *
 * Indiana University provides no reassurances that the source code provided 
 * does not infringe the patent or any other intellectual property rights of 
 * any other entity.  Indiana University disclaims any liability to any 
 * recipient for claims brought by any other entity based on infringement of 
 * intellectual property rights or otherwise.  
 *
 *LICENSEE UNDERSTANDS THAT SOFTWARE IS PROVIDED "AS IS" FOR WHICH NO 
 *WARRANTIES AS TO CAPABILITIES OR ACCURACY ARE MADE. INDIANA UNIVERSITY GIVES
 *NO WARRANTIES AND MAKES NO REPRESENTATION THAT SOFTWARE IS FREE OF 
 *INFRINGEMENT OF THIRD PARTY PATENT, COPYRIGHT, OR OTHER PROPRIETARY RIGHTS. 
 *INDIANA UNIVERSITY MAKES NO WARRANTIES THAT SOFTWARE IS FREE FROM "BUGS", 
 *"VIRUSES", "TROJAN HORSES", "TRAP DOORS", "WORMS", OR OTHER HARMFUL CODE.  
 *LICENSEE ASSUMES THE ENTIRE RISK AS TO THE PERFORMANCE OF SOFTWARE AND/OR 
 *ASSOCIATED MATERIALS, AND TO THE PERFORMANCE AND VALIDITY OF INFORMATION 
 *GENERATED USING SOFTWARE.
 */

package cgl.narada.util.logging;


import java.util.logging.Level;



/**
 * Logger implementation using JDK1.4 Logger
 */

public class JavaLogger implements Logger {

    private java.util.logging.Logger logger = null;

    public JavaLogger(String name) {

        logger = java.util.logging.Logger.getLogger(name);

    }

    private void log( Level level, String msg, Throwable ex ) {
        if (logger.isLoggable(level)) {
	    //logp method needs to know the method where the Logger is actually
	    //called. below is a way used by Apache common.logging to get that
            Throwable dummyException=new Throwable();
            StackTraceElement locations[]=dummyException.getStackTrace();
            String cname="unknown";
            String method="unknown";
            if( locations!=null && locations.length >2 ) {
                StackTraceElement caller=locations[2];
                cname=caller.getClassName();
                method=caller.getMethodName();
            }
            if( ex==null ) {
                logger.logp( level, cname, method, msg );
            } else {
                logger.logp( level, cname, method, msg, ex );
            }
        }
    }

    public void debug(Object message) {
        log(Level.FINE, String.valueOf(message), null);
    }

    public void debug(Object message, Throwable exception) {
        log(Level.FINE, String.valueOf(message), exception);
    }

    public void info(Object message) {
        log(Level.INFO, String.valueOf(message), null);
    }

    public void info(Object message, Throwable exception) {
        log(Level.INFO, String.valueOf(message), exception);
    }

    public void warn(Object message) {
        log(Level.WARNING, String.valueOf(message), null);
    }

    public void warn(Object message, Throwable exception) {
        log(Level.WARNING, String.valueOf(message), exception);
    }

    public void error(Object message) {
        log(Level.SEVERE, String.valueOf(message), null);
    }

    public void error(Object message, Throwable exception) {
        log(Level.SEVERE, String.valueOf(message), exception);
    }

    public void fatal(Object message) {
        log(Level.SEVERE, String.valueOf(message), null);
    }

    public void fatal(Object message, Throwable exception) {
        log(Level.SEVERE, String.valueOf(message), exception);
    }

    public boolean isDebugEnabled() {
        return (logger.isLoggable(Level.FINE));
    }

    public boolean isInfoEnabled() {
        return (logger.isLoggable(Level.INFO));
    }

    public boolean isWarnEnabled() {
        return (logger.isLoggable(Level.WARNING));
    }

    public boolean isErrorEnabled() {
        return (logger.isLoggable(Level.SEVERE));
    }

    public boolean isFatalEnabled() {
        return (logger.isLoggable(Level.SEVERE));
    }

}
